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    ermtq's Avatar
    ermtq Posts: 3, Reputation: 1
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    #1

    Dec 14, 2010, 06:11 AM
    Ultimate strength of normal rope
    What is the ultimate strength of normal rope of 12mm diameter?
    smoothy's Avatar
    smoothy Posts: 25,490, Reputation: 2853
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    #2

    Dec 14, 2010, 06:16 AM

    When you say "NORMAL" rope... what sort of material are you assuming?
    ermtq's Avatar
    ermtq Posts: 3, Reputation: 1
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    #3

    Dec 14, 2010, 06:51 AM
    Lets say jute.
    ballengerb1's Avatar
    ballengerb1 Posts: 27,378, Reputation: 2280
    Home Repair & Remodeling Expert
    		  
    #4

    Dec 14, 2010, 08:02 AM

    It varies with the moisture contend but here's a chart. RopeSafety - rope_strength
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
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    #5

    Dec 14, 2010, 08:50 AM
    Roughly 2200#, but depends on rope quality and the lay of the rope. 12mm is almost 1/2 inch and I used the formula for 1/2. Formula for natural materials is 900 X circumference squared or (1/2 X pi) squared.
    ermtq's Avatar
    ermtq Posts: 3, Reputation: 1
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    #6

    Dec 14, 2010, 09:48 PM
    Thank you very much guys.
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